package io;

import java.io.FileInputStream;
import java.io.FileNotFoundException;

public class Test {
    public static void main(String[] args) throws Exception {
        FileInputStream fis = new FileInputStream("aa.eee");
        byte[] data = new byte[1024];
        int len = fis.read(data);
        System.out.println("实际读取到了"+len+"个字节");
        int cc = fis.read(data);
        System.out.println(cc);
    }
}
